SHR
521 20
© Dra
yton
06
334
SHR 521
20.monen.
ind
d
|
6
S1
S2
S4 / TRF
1.2.1 Allocation of terminals for system 1
Standard solar system
with 1 store, 1 pump and 3 sen-
sors. The sensor S4 / TRF can optionally be used for heat
quantity balancing.
R1
Arr 1
S3
R2
S1
S2
R1
S3
S4 / TRF
Solar system and dual-mode DHW cylinder
with 1
store, 3 sensors and backup-heating. The sensor S4 / TRF can
optionally be used for heat quantity balancing.
Arr 2
1.2.2 Allocation of terminals for system 2
Symbol
Specification
S1
collector sensor
S2
store sensor lower
S3
store sensor upper
S4 / TRF
sensor for heat quantity
balancing (optional)
R1
solar pump
R2
pump for heat exchange
Symbol
Specification
S1
Collector sensor
S2
Store sensor lower
S3
Store sensor upper
(optional)
S4 / TRF
Sensor for heat quantity
measurement (optional)
R1
Solar pump
